Heermann's Gull heermannii(last update:
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Coordinators: 1cy June 2cy Jan 3cy Jan adult Jan |
Heermann's Gull heermannii PB3 moult (3CY), August 22 2011, Berkeley, California USA. Picture: John Cant.P5/P8. Fresh P5 hardly showing white tip, indicating immature. Old retained secondaries worn, still showing white tips. |